org.ioc.commons.flowcontrol.operationmanager.impl.HasVisibilityOperationHandler Maven / Gradle / Ivy

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package org.ioc.commons.flowcontrol.operationmanager.impl;

import org.ioc.commons.flowcontrol.operationmanager.IsOperation;
import org.ioc.commons.flowcontrol.operationmanager.OperationHandler;
import org.ioc.commons.ui.HasVisibility;
import org.ioc.commons.utils.FormatterLogger;

/**
 * It wraps an operation handler from some HasVisibility components.
 * 
 * Instanciated from {@link OperationHandlerFactory}
 * 
 * @author Jesús Lunar Pérez
 * 
 * @param 
 *            Operation type
 */
public class HasVisibilityOperationHandler & IsOperation> implements OperationHandler {

	private static final FormatterLogger logger = FormatterLogger.getLogger(HasVisibilityOperationHandler.class);

	private HasVisibility[] visibles;
	private boolean logWhenNull;

	HasVisibilityOperationHandler(boolean logWhenNull, HasVisibility... visibles) {
		this.visibles = visibles;
		this.logWhenNull = logWhenNull;
	}

	@Override
	public void onOperationBeginning(Object sender, O operation) {
		if (this.visibles != null) {
			for (HasVisibility loader : visibles) {
				if (loader != null) {
					loader.setVisible(false);
				} else if (logWhenNull) {
					logger.warn("Ignoring null visible component assigned");
				}
			}
		}
	}

	@Override
	public void onOperationFinished(Object sender, O operation, boolean success) {
		if (this.visibles != null) {
			for (HasVisibility loader : visibles) {
				if (loader != null) {
					loader.setVisible(true);
				} else if (logWhenNull) {
					logger.warn("Ignoring null visible component assigned");
				}
			}
		}
	}
}